--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/parallel_execution/test/multiDimIterator_test.cbc	Fri Sep 01 06:18:53 2017 +0900
@@ -0,0 +1,109 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <unistd.h>
+
+#include "../../context.h"
+
+int cpu_num = 1;
+int length = 1;
+int gpu_num = 0;
+int CPU_ANY = -1;
+int CPU_CUDA = -1;
+
+void *start_taskManager(struct Context *context) {
+    goto initDataGears(context, Gearef(context, LoopCounter), Gearef(context, TaskManager));
+    return 0;
+}
+
+#ifdef USE_CUDAWorker
+#ifdef USE_CUDA_MAIN_THREAD
+extern volatile int cuda_initialized;
+#endif
+#endif
+
+__code initDataGears(struct LoopCounter* loopCounter, struct TaskManager* taskManager) {
+    // loopCounter->tree = createRedBlackTree(context);
+    loopCounter->i = 0;
+    taskManager->taskManager = (union Data*)createTaskManagerImpl(context, cpu_num, gpu_num, 0);
+#ifdef USE_CUDAWorker
+#ifdef USE_CUDA_MAIN_THREAD
+    while(! cuda_initialized) {};
+#endif
+#endif
+    goto meta(context, C_code1);
+}
+
+__code initDataGears_stub(struct Context* context) {
+    struct TaskManager* taskManager =  Gearef(context, TaskManager);
+    taskManager->taskManager = 0;
+#if (! defined(USE_CUDAWorker) || ! defined(USE_CUDA_MAIN_THREAD))
+    struct LoopCounter* loopCounter = Gearef(context, LoopCounter);
+    goto initDataGears(context, loopCounter, taskManager);
+#else
+    cuda_initialized = 0;
+    pthread_t thread;
+    pthread_create(&thread, NULL, (void*)&start_taskManager, context);
+    while (taskManager->taskManager == 0);
+    TaskManager *t = (TaskManager*)taskManager->taskManager;
+    TaskManagerImpl *im = (TaskManagerImpl*)t->taskManager;
+    struct Queue *q = (Queue *)im->workers[0];
+    createCUDAWorker(context,0,q, im);
+    pthread_join(thread,0);
+    exit(0);
+#endif
+}
+
+__code code1(struct Time* time) {
+    printf("cpus:\t\t%d\n", cpu_num);
+    printf("gpus:\t\t%d\n", gpu_num);
+    printf("length:\t\t%d\n", length);
+    /* puts("queue"); */
+    /* print_queue(context->data[ActiveQueue]->queue.first); */
+    /* puts("tree"); */
+    /* print_tree(context->data[Tree]->tree.root); */
+    /* puts("result"); */
+
+    time->time = (union Data*)createTimeImpl(context);
+    time->next = C_createTask1;
+    goto meta(context, time->time->Time.start);
+}
+
+__code createTask1(struct LoopCounter* loopCounter, struct TaskManager* taskManager, struct Time* time) {
+    int i = loopCounter->i;
+
+    if (i < length) {
+        loopCounter->i++;
+        goto meta(context, C_createTask2);
+    }
+
+    loopCounter->i = 0;
+    taskManager->next = C_exit_code;
+    goto meta(context, taskManager->taskManager->TaskManager.shutdown);
+}
+
+__code createTask2(struct TaskManager* taskManager) {
+    par goto printIterator(iterate(2, 2, 2), exit);
+    goto createTask1();
+}
+
+void init(int argc, char** argv) {
+    for (int i = 1; argv[i]; ++i) {
+        if (strcmp(argv[i], "-cpu") == 0)
+            cpu_num = (int)atoi(argv[i+1]);
+        else if (strcmp(argv[i], "-l") == 0)
+            length = (int)atoi(argv[i+1]);
+        else if (strcmp(argv[i], "-cuda") == 0) {
+            gpu_num = 1;
+            CPU_CUDA = 0;
+        }
+    }
+}
+
+int main(int argc, char** argv) {
+    init(argc, argv);
+    struct Context* main_context = NEW(struct Context);
+    initContext(main_context);
+    main_context->next = C_initDataGears;
+    goto start_code(main_context);
+}